.hcrsvp { max-width: 640px; }
.hcrsvp input[type="text"], .hcrsvp input[type="email"], .hcrsvp input[type="tel"], .hcrsvp textarea { width: 100%; box-sizing: border-box; }
.hcrsvp-guest-row { display: flex; gap: 6px; margin-bottom: 6px; }
.hcrsvp-guest-row input { flex: 1; }
.hcrsvp-msg { padding: 10px 14px; border-left: 4px solid #999; background: #f6f6f6; margin: 0 0 16px; }
.hcrsvp-success { border-color: #2e7d32; background: #eef7ee; }
.hcrsvp-error { border-color: #c62828; background: #fbeeee; }
.hcrsvp-note { font-size: 0.9em; opacity: 0.8; }
.hcrsvp-hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }